Cisco SPA303 Administration Guide

Configuring Security, Quality, and Network Features
Configuring Voice Codecs
Cisco Small Business SPA300 Series, SPA500 Series, and WIP310 IP Phone Administration Guide 138
5
Third Preferred
Codec
If the second codec fails, this codec is tried.
Defaults to unspecified.
NOTE Not applicable to the WIP310.
G729a Enable To enable the use of the G.729a codec at 8 kbps, select yes.
Otherwise, select no.
Defaults to yes.
G722 Enable Enables use of the G.722 codec. Defaults to yes.
NOTE Not applicable to the WIP310.
G723 Enable To enable the use of the G.723a codec at 6.3 kbps, select yes.
Otherwise, select no.
Defaults to yes.
NOTE Not applicable to the WIP310, SPA525G/525G2, or
Cisco SPA300 Series.
G726-16 Enable To enable the use of the G.726 codec at 16 kbps, select yes.
Otherwise, select no.
Defaults to yes.
NOTE Not applicable to the WIP310 or SPA525G/525G2.
G726-24 Enable To enable the use of the G.726 codec at 24 kbps, select yes.
Otherwise, select no.
Defaults to yes.
NOTE Not applicable to the WIP310 or SPA525G/525G2.
G726-32 Enable To enable the use of the G.726 codec at 32 kbps, select yes.
Otherwise, select no.
Defaults to yes.
G726-40 Enable To enable the use of the G.726 codec at 40 kbps, select yes.
Otherwise, select no.
Defaults to yes.
NOTE Not applicable to the WIP310 or SPA525G/525G2.
Parameter Description

Cisco SPA303 Specifications

General

Display	Monochrome LCD
Lines	3
Speakerphone	Yes
Headset Jack	Yes (2.5 mm)
Handset	Yes
Ethernet Ports	2 x 10/100 Mbps
Protocol	SIP
Power	Power over Ethernet (PoE) or AC adapter
Audio Codec Support	G.711, G.729
QoS	802.1p/q